/* =====================================================
   Monitoring Dashboard — mobile-first dark theme
   ===================================================== */

:root {
  --bg:         #0d1117;
  --bg-elev:    #151b23;
  --bg-elev-2:  #1c242e;
  --border:     #2a323d;
  --text:       #e6edf3;
  --text-dim:   #9da7b3;
  --green:      #3fb950;
  --yellow:     #d29922;
  --red:        #f85149;
  --blue:       #58a6ff;
  --purple:     #bc8cff;
  --mono: ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;
}

* { box-sizing: border-box; }

html, body {
  margin: 0;
  padding: 0;
  background: var(--bg);
  color: var(--text);
  font: 14px/1.45 -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  min-height: 100vh;
}

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 10px 14px;
  background: var(--bg-elev);
  border-bottom: 1px solid var(--border);
}

.brand { display: flex; align-items: center; gap: 8px; }
.brand strong { letter-spacing: .3px; }

.dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--red);
  transition: background .2s;
}
.dot.ok { background: var(--green); animation: pulse 2s infinite; }
@keyframes pulse {
  0%   { box-shadow: 0 0 0 0 rgba(63,185,80,.55); }
  70%  { box-shadow: 0 0 0 8px rgba(63,185,80,0); }
  100% { box-shadow: 0 0 0 0 rgba(63,185,80,0); }
}

.controls { display: flex; gap: 8px; flex-wrap: wrap; }
.controls select {
  background: var(--bg-elev-2);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 6px;
  padding: 6px 10px;
  font: inherit;
}

.grid {
  display: grid;
  gap: 12px;
  padding: 12px;
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .grid { grid-template-columns: repeat(2, 1fr); }
  .cards { grid-column: 1 / -1; }
}
@media (min-width: 1200px) {
  .grid { grid-template-columns: repeat(3, 1fr); }
  .cards { grid-column: 1 / -1; }
}

.card {
  background: var(--bg-elev);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 14px;
  min-width: 0;
}

.card h2 {
  margin: 0 0 10px;
  font-size: 13px;
  text-transform: uppercase;
  letter-spacing: .6px;
  color: var(--text-dim);
  font-weight: 600;
}
.card h2 small { color: var(--text-dim); font-weight: 400; margin-left: 6px; }

.system-cards {
  display: grid;
  gap: 10px;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
}
.sys {
  background: var(--bg-elev-2);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 12px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}
.sys .name { font-weight: 600; font-size: 14px; display: flex; align-items: center; gap: 8px; }
.sys .badge { width: 8px; height: 8px; border-radius: 50%; background: var(--red); }
.sys.online   .badge { background: var(--green); }
.sys.degraded .badge { background: var(--yellow); }
.sys.offline  .badge { background: var(--red); }
.sys .meta { color: var(--text-dim); font-size: 12px; }
.sys .big  { font: 600 20px/1 var(--mono); margin-top: 4px; }

.chart-wrap { position: relative; height: 240px; }

.stream {
  max-height: 320px;
  overflow-y: auto;
  font-family: var(--mono);
  font-size: 12px;
}
.stream .row {
  padding: 6px 8px;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 8px;
  align-items: baseline;
  animation: fadeIn .25s;
}
.stream .row:last-child { border-bottom: 0; }
@keyframes fadeIn { from { opacity: 0; transform: translateY(-2px); } to { opacity: 1; } }

.stream .t    { color: var(--text-dim); white-space: nowrap; }
.stream .sys  { color: var(--purple); white-space: nowrap; }
.stream .ep   { color: var(--text); flex: 1; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.stream .ms   { color: var(--blue); }
.stream .st   { font-weight: 600; }
.stream .st.ok  { color: var(--green); }
.stream .st.wrn { color: var(--yellow); }
.stream .st.err { color: var(--red); }

.stream.errors .row .msg { color: var(--red); flex: 1; white-space: normal; }
.stream.alerts .row { padding: 10px 8px; }
.stream.alerts .row.critical { background: rgba(248,81,73,.08); }
.stream.alerts .row.warning  { background: rgba(210,153,34,.08); }
.stream.alerts .row .msg { flex: 1; }

.stream::-webkit-scrollbar { width: 8px; }
.stream::-webkit-scrollbar-track { background: transparent; }
.stream::-webkit-scrollbar-thumb { background: var(--border); border-radius: 4px; }